Good Quality Cylinderical Knob Lock 1.type:rim lock,mortise lock,ball lock 2.material:iron,steel or brass 3.competitive price Tubular knob lock for different using for entrance, privacy,passage,lever residential door1.material:iron,steel or brass2.cylinder:brass material3.key:brass or steel keys4.door thickness:30-50mm5.backset:2-3/8"(60mm) or 2-3/4"(70mm)6.finish:SP,SS,PS,AB,AC7.packing:gift box ...